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Il. CHARGE CORONA
OPTIMUM ADJUSTING VALUE:
Normal: DC +66 ± 1 µA
Photo Mode: DC +55 ± 1 µA
1.
Slide the drum shoe [A] to its rear limit as
shown (position X on next page).
2.
Position the drum shoe so that the axis of
the current sensing plate is aligned with the
charge corona wire as shown.
3.
Reinstall the drum stay [B] (1 screw and 1
knob) and the charge corona unit [C].
4.
Select the dc 200 µA range of the digital
multimeter [D].
5.
Turn on switch 8 of the switching board
plugged into CN106.
6.
Turn on the main switch and note the
reading. (Wait 30 seconds for the current
to stabilize.)
31 March '87
3-41
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